
9. GRAPHICS DISPLAY
B–61863E–1/06
PMC LIBRARY
250
SC/SC3/SC4 NB/NB2 16i/18i/21i 15i–A
f f
[Name]
pl_grpstatus
[Description]
Posts information indicating whether graphics data previously drawn
is valid on the PMCMDI screen.
[Format]
ret = pl_grpstatus( ) ;
short ret ;
[Input]
______
[Output]
______
[Returns]
ret Complete code: 0 or 1
0 : Indicates that graphics data is invalid.
Perform graphics screen initialization
(pl_grpopen,pl_grpopen2).
1 : Indicates that graphics data is valid.
Command pl_grpdspon to redisplay the previous graphics
data.
[Remarks]
When the PMCMDI screen is switched to another screen and then it
is redisplayed, this function is used to determine whether graphics
screen initialization (pl_grpopen, pl_grpopen2) is to be commanded
or whether the graphics screen before screen switching is to be
redisplayed (pl_grpdspon).
9.12
POSTING
VALIDATION OR
INVALIDATION OF
GRAPHICS DATA